Home / 66,267.09-91,444.50-36,052.20

Finding the Fourth Proportional to 66,267.09, 91,444.50 and 36,052.20

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Solution

The fourth proportional to 66,267.09, 91,444.50 and 36,052.20 is: 49,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,267.09 : 91,444.50 = 36,052.20 : x
  2. Step 2: Convert to fraction form
    66,267.09/91,444.50 = 36,052.20/x
  3. Step 3: Cross multiply
    66,267.09x = 91,444.50 × 36,052.20
  4. Step 4: Simplify right side
    66,267.09x = 3,296,775,402.90
  5. Step 5: Solve for x
    x = 3,296,775,402.90/66,267.09
  6. Step 6: Final answer
    x = 49,749.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.